258387840

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{787}}^1$

素因数の和:834

約数の個数: 256

約数和(自身を含む): 964512000

約数和(自身を除く): 706124160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 787, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1368, 1440, 1520, 1574, 1710, 1728, 1824, 1920, 2052, 2160, 2280, 2361, 2432, 2565, 2736, 2880, 3040, 3148, 3420, 3456, 3648, 3935, 4104, 4320, 4560, 4722, 5130, 5472, 5760, 6080, 6296, 6840, 7083, 7296, 7870, 8208, 8640, 9120, 9444, 10260, 10944, 11805, 12160, 12592, 13680, 14166, 14953, 15740, 16416, 17280, 18240, 18888, 20520, 21249, 21888, 23610, 25184, 27360, 28332, 29906, 31480, 32832, 35415, 36480, 37776, 41040, 42498, 44859, 47220, 50368, 54720, 56664, 59812, 62960, 65664, 70830, 74765, 75552, 82080, 84996, 89718, 94440, 100736, 106245, 109440, 113328, 119624, 125920, 134577, 141660, 149530, 151104, 164160, 169992, 179436, 188880, 212490, 224295, 226656, 239248, 251840, 269154, 283320, 299060, 302208, 328320, 339984, 358872, 377760, 403731, 424980, 448590, 453312, 478496, 503680, 538308, 566640, 598120, 672885, 679968, 717744, 755520, 807462, 849960, 897180, 906624, 956992, 1076616, 1133280, 1196240, 1345770, 1359936, 1435488, 1511040, 1614924, 1699920, 1794360, 1913984, 2018655, 2153232, 2266560, 2392480, 2691540, 2719872, 2870976, 3229848, 3399840, 3588720, 4037310, 4306464, 4533120, 4784960, 5383080, 5741952, 6459696, 6799680, 7177440, 8074620, 8612928, 9569920, 10766160, 12919392, 13599360, 14354880, 16149240, 17225856, 21532320, 25838784, 28709760, 32298480, 43064640, 51677568, 64596960, 86129280, 129193920, 258387840]

約数ペア:

[(1, 258387840), (2, 129193920), (3, 86129280), (4, 64596960), (5, 51677568), (6, 43064640), (8, 32298480), (9, 28709760), (10, 25838784), (12, 21532320), (15, 17225856), (16, 16149240), (18, 14354880), (19, 13599360), (20, 12919392), (24, 10766160), (27, 9569920), (30, 8612928), (32, 8074620), (36, 7177440), (38, 6799680), (40, 6459696), (45, 5741952), (48, 5383080), (54, 4784960), (57, 4533120), (60, 4306464), (64, 4037310), (72, 3588720), (76, 3399840), (80, 3229848), (90, 2870976), (95, 2719872), (96, 2691540), (108, 2392480), (114, 2266560), (120, 2153232), (128, 2018655), (135, 1913984), (144, 1794360), (152, 1699920), (160, 1614924), (171, 1511040), (180, 1435488), (190, 1359936), (192, 1345770), (216, 1196240), (228, 1133280), (240, 1076616), (270, 956992), (285, 906624), (288, 897180), (304, 849960), (320, 807462), (342, 755520), (360, 717744), (380, 679968), (384, 672885), (432, 598120), (456, 566640), (480, 538308), (513, 503680), (540, 478496), (570, 453312), (576, 448590), (608, 424980), (640, 403731), (684, 377760), (720, 358872), (760, 339984), (787, 328320), (855, 302208), (864, 299060), (912, 283320), (960, 269154), (1026, 251840), (1080, 239248), (1140, 226656), (1152, 224295), (1216, 212490), (1368, 188880), (1440, 179436), (1520, 169992), (1574, 164160), (1710, 151104), (1728, 149530), (1824, 141660), (1920, 134577), (2052, 125920), (2160, 119624), (2280, 113328), (2361, 109440), (2432, 106245), (2565, 100736), (2736, 94440), (2880, 89718), (3040, 84996), (3148, 82080), (3420, 75552), (3456, 74765), (3648, 70830), (3935, 65664), (4104, 62960), (4320, 59812), (4560, 56664), (4722, 54720), (5130, 50368), (5472, 47220), (5760, 44859), (6080, 42498), (6296, 41040), (6840, 37776), (7083, 36480), (7296, 35415), (7870, 32832), (8208, 31480), (8640, 29906), (9120, 28332), (9444, 27360), (10260, 25184), (10944, 23610), (11805, 21888), (12160, 21249), (12592, 20520), (13680, 18888), (14166, 18240), (14953, 17280), (15740, 16416)]